As tangelos go, the Minneola tends to be pretty large and is usually bell or pear-shaped. Diameter of the fruit averages about 3 inches (7.62 cm), though some can grow a bit larger. The peel is somewhat thin, but like most tangelos and mandarin oranges, it is pretty easy to peel.
Space Exploration Definition. space exploration. 1  Space exploration is the use of astronomy and space technology to explore outer space. 2  Physical exploration of space is conducted both by human spaceflights and by robotic spacecraft.
Noun. 1. space probe-a rocket-propelled guided missile that can escape the earth's atmosphere; makes observations of the solar system that cannot be made by terrestrial observation. guided missile-a rocket-propelled missile whose path can be controlled during flight either by radio signals or by internal homing devices.